Guidelines limiting distance from the street or adjacent property a home or structure can be erected. Line established by a building or zoning code beyond which a building structure may not extend. Alternately, The outer edge of the rafter plate.
The distances from the ends and/or sides of a lot where construction may not go beyond. It may be established by a filed plat of subdivision, by restrictive covenants in deeds or leases, by building codes, or by zoning ordinances. Also known as Setback.